b'2023 ROOFING CANADA AWARDitslopedfromfronttoback.Thismeantcontendingwithdouble jeu a impos une danse avec des variations dans les variations in two axes of the concrete slab that made it difficultdeux axes de la dalle de bton. Cette singulire chorgraphie to apply 10-ft. rolls without causing creasing or bubbles incompliquait lapplication de rouleaux de 10 pieds, risquant de the membrane. provoquer des froissements ou des bulles. When we tried to apply the first roll on the roof, instead of Lors de la premire tentative dapplication du rouleau sur going straight down like it normally would, it was curving offle toit, au lieu dune trajectoire droite, comme de coutume, to the left and not achieving the desired aesthetic, Brouillettele rouleau a pris un viragegauche et a manqu notre cible says. That was a big issue, and after some testing and adjusting,esthtique ,raconteM.Brouillette. Cefutunvritable we were able to install the membrane at the exact same anglecasse-tte, mais aprs plusieurs essais et ajustements, nous of the building. avons russipositionner la membrane exactementlangle du btiment. Safety on highNavigating the cathedrals unique geometry was one of theScurit dabordmostchallengingaspectsoftheproject.Doingsosafely,La gomtrie atypique de la cathdrale reprsentait un des however, was Groupe Cirtechs priority. dfis du projet. Pourtant, pour Groupe Cirtech, limpratif de Working on a roof like this was new for many of our workersla scurit passait avant tout.because, up until that project, we had mostly worked on flat Pournombredenoscouvreurs,travaillersuruntoit and single-sloped or single-curved roofs, says Brouillette. decettenaturereprsentaitunenouveaut,observeM. Adding further complexity was the fact that the crew couldBrouillette. Nous avions lhabitude de nous attaquerdes not drill security anchors into the thin concrete slab at the toptoits plats, fortement inclins ouversant unique. of the cathedral. This meant having to tie into the existingPour compliquer encore le tableau, il tait interditlquipe structural beams that were positioned over the slab. de percer des points daccrochage de scurit dans la mince There were 40 feet between each anchor on those concretedalle de bton couronnant la cathdrale, ce qui impliquait un beams,addsBrouillette.Wehadtodesignandattachancrage aux poutres structurelles en place.structural steel beams to those existing beams that would let us Il y avait 40 pieds entre chaque ancre sur ces poutres add many more safety hooks. enbton,prciseM.Brouillette.Nousdevionsconcevoir Parts of the hyperbolic paraboloid roof were also nearlyet attacher des poutres en acier de structureces poutres impossible to walk on, requiring crews to work from a boomexistantes qui nous permettraient dajouter beaucoup plus de lift. Given the cathedrals proximity to the St. Lawrence Rivercrochets de scurit. andtheNicoletRiver,GroupeCirtechsteamalsohadtoCertainessectionsdutoitparabolodehyperbolique adapt their methods throughout the project to adjust to thetaienttellementdifficilesparcourirquilfallaitqueles prevailing winds. quipes travaillent depuis une nacelle lvatrice. tant donn la proximit de la cathdralela Rivire Saint-Laurent etla Peak performance Rivire Nicolet, lquipe de Groupe Cirtech a galement d Groupe Cirtech capped its work on the Cathdrale Saint-Jean- adapter ses mthodes pour sadapter aux vents dominants.Baptiste in the summer of 2022. The contractor is happy to report that the outcome has been well received by both projectPerformance maximalestakeholders and community members alike. La cathdrale est reste en service pendant les travaux, se The cathedral was still being used during the project, andsouvient M. Brouillette. Nous avions toujours des gens qui we always had people telling us how happy they were to seenous disaientquel point ils taient heureux de voir quil y that there was going to be a new roof and how beautiful itaurait un nouveau toit etquel point il tait beau. looked, recalls Brouillette. Groupe Cirtech est galement fier de la reconnaissance He adds that Groupe Cirtech is also proud of the recognitionque le projet a reue de la part des pairs de lindustrie :Depuis theprojecthasreceivedfromindustrypeers:Wevebeen1975 ; nous avons vu de nombreux projets techniquement around since 1975; we have seen many technically difficultdifficiles, et cela sest avr utile pour la cathdrale. Nous projects, and this came in handy for the cathedral. We weretions trs heureux dapprendre que la qualit de notre travail very pleased to learn that the quality of our work and theet lexpertise de notre quipe ont t reconnues. expertise of our team got a chance to be recognized. LaCathdraleSaint-Jean-Baptisteatnommeaux CathdraleSaint-Jean-Baptistewasnominatedalongsidectsdeprojetsremarquables,chacunayantrehaussle notable projects from across Canada, each of which has raisedprestige de lindustrie.the industrys profile.LACECareuuncertainnombredecandidatures CRCA received a number of unique entries, and it wasuniques, et ce ntait pas une tche facile pour le Conseil not an easy task for the CRCA Board of Directors to select adadministrationdelACECdeslectionnerungagnant , winner, said Bob Brunet, former CRCA Executive Director.a dclar Bob Brunet, ancien directeur gnral de lACEC. Each entry highlighted the complex work that our members Chaque candidature met en vidence le travail complexe de are involved in. nos membres.42 ROOFING CANADA FALL/WINTER 2023'